Overview. Complex carbohydrates are made up of sugar molecules that are strung together in long, complex chains. Complex carbohydrates are found in foods such as peas, beans, whole grains, and vegetables.
Confidence votes 11.2K. Taught College level A&P for 27 years. The lens in the human eye is a convex lens, but it is flexible and when it is acted on by the ciliary muscle around it, the lens can be flattened to change the focus, or, when the muscle is relaxed, the lens can assume a more spherical shape.
A high definition lens is the most advanced type of lens available. From single vision to progressive, the HD lenses offer a level of clarity never before possible. The HD lens is light years more advanced than the traditional lens.The lenses are known as HD because it allows the user to see life in high definition; a sharper, clearer image than the conventional lenses.Using digital technology, the HD lens incorporates your precise measurements along with your prescription, creating a lens that is tailored specifically for you.he HD lens is light years more advanced than the traditional lens. The lenses are known as HD because it allows the user to see life in high definition; a sharper, clearer image than the conventional lenses.